the ntsb wants to know out prob -- how problems with the batteries went unnoticed by the faa and boeing inspectors during test flights. the problem grounded the jets three months ago. the faa approved a redesigned battery system and this week boeing is install the batteries and dreamliners that happen in operation around the world. small knives are still banned on planes. the tsa reversed its decision to start allowing small knives on board passenger planes. that would have happened this thursday. tsa is now saying it needs more time to reveal all of the public feedback on the decision. unions for flight attendants and pilots loudly protested against the change. many passengers say they really never liked the idea of allowing planes on -- knives on planes. >>> 8:19. some bay area schools are seeing a rise in bomb threats. now, just yesterday, a student at san francisco state found a suspicious package in a music and theater building. inside the package, a note saying a bomb was about to go off. now, police investigated the building, their search proved that threat was a hoax. >> it made